Home / 24,102.38-36,140.34-7,457.78

Finding the Fourth Proportional to 24,102.38, 36,140.34 and 7,457.78

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Solution

The fourth proportional to 24,102.38, 36,140.34 and 7,457.78 is: 11,182.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,102.38 : 36,140.34 = 7,457.78 : x
  2. Step 2: Convert to fraction form
    24,102.38/36,140.34 = 7,457.78/x
  3. Step 3: Cross multiply
    24,102.38x = 36,140.34 × 7,457.78
  4. Step 4: Simplify right side
    24,102.38x = 269,526,704.85
  5. Step 5: Solve for x
    x = 269,526,704.85/24,102.38
  6. Step 6: Final answer
    x = 11,182.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.